re PR c++/36407 (ICE with conversion and -fpermissive)

2008-07-18  Dodji Seketeli  <dseketel@redhat.com>

	PR c++/36407
	* call.c (convert_like_real): Don't take the error code path
	  when a rvalue or base conversion has the bad_p field set.

From-SVN: r137966

gcc/cp/ChangeLog

+2008-07-18  Dodji Seketeli  <dseketel@redhat.com>
+
+	PR c++/36407
+	* call.c (convert_like_real): Don't take the error code path
+	  when a rvalue or base conversion has the bad_p field set.
+
 2008-07-18  Kris Van Hees  <kris.van.hees@oracle.com>
 
 	* rtti.c (emit_support_tinfos): Add char16_type_node and

gcc/cp/call.c

@@ -4510,7 +4510,9 @@ convert_like_real (conversion *convs, tree expr, tree fn, int argnum,
   if (convs->bad_p
       && convs->kind != ck_user
       && convs->kind != ck_ambig
-      && convs->kind != ck_ref_bind)
+      && convs->kind != ck_ref_bind
+      && convs->kind != ck_rvalue
+      && convs->kind != ck_base)
     {
       conversion *t = convs;
       for (; t; t = convs->u.next)

gcc/testsuite/ChangeLog

+2008-07-18  Dodji Seketeli  <dseketel@redhat.com>
+
+	PR c++/36407
+	* g++.dg/conversion/op5.C: New testcase.
+
 2008-07-18  Kris Van Hees  <kris.van.hees@oracle.com>
 
 	Tests for char16_t and char32_t support.

gcc/testsuite/g++.dg/conversion/op5.C

+// Contributed by Dodji Seketeli <dseketel@redhat.com>
+// Origin: PR c++/36407 
+// { dg-do compile }
+
+struct A
+{
+  A (const A&);
+};
+
+struct B
+{
+  operator A&();
+};
+
+void
+foo (const B& b)
+{
+  const A a = b; // { dg-error "conversion from 'const B' to non-scalar type 'const A' requested" }
+}
+